Top Definition
The act of instantly and automatically doing an action, without further delay;
The proverb version of Instamatic;
"Get out here Instamatically, young mister, or you are grounded for a week!"
by Enlightened Nerd Boy January 28, 2009
For dumb asses who want to sound intelligent by combining the words instantly and automatically into one word
Boss: did you finish the assignment I gave you?

Dumbass: yup, I instamatically completed it when I went home last night.

Boss: who the hell hired you?
by Jersey1031 January 15, 2012

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